<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<link rel="stylesheet" type="text/css" href="css/bfc_css.css"/>
	</head>
	<body>
		
		<h6>用来解决嵌套布局margin塌陷的问题box format content</h6>
		<h6>解决办法->触发盒子的bfc</h6>
		<ol type="1">
			<li>position:absolute</li>
			<li>display:inline-block</li>
			<li>float:left/right</li>
			<li>overflow:hidden</li>
		</ol>
		<div class="mywarrper">
			<div class="content"></div>
		</div>
		
		
	</body>
</html>
